81104775

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{10499}}^1$

素因数の和:10615

約数の個数: 24

約数和(自身を含む): 135408000

約数和(自身を除く): 54303225

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 515, 1545, 2575, 7725, 10499, 31497, 52495, 157485, 262475, 787425, 1081397, 3244191, 5406985, 16220955, 27034925, 81104775]

約数ペア:

[(1, 81104775), (3, 27034925), (5, 16220955), (15, 5406985), (25, 3244191), (75, 1081397), (103, 787425), (309, 262475), (515, 157485), (1545, 52495), (2575, 31497), (7725, 10499)]